406051131651 has 8 divisors (see below), whose sum is σ = 590619827904. Its totient is φ = 246091594920.

The previous prime is 406051131599. The next prime is 406051131659. The reversal of 406051131651 is 156131150604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 406051131651 - 2²⁷ = 405916913923 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 12304579747 = 406051131651 / (4 + 0 + 6 + 0 + 5 + 1 + 1 + 3 + 1 + 6 + 5 + 1).

It is not an unprimeable number, because it can be changed into a prime (406051131659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6152289841 + ... + 6152289906.

It is an arithmetic number, because the mean of its divisors is an integer number (73827478488).

Almost surely, 2^406051131651 is an apocalyptic number.

406051131651 is a deficient number, since it is larger than the sum of its proper divisors (184568696253).

406051131651 is a wasteful number, since it uses less digits than its factorization.

406051131651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12304579761.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 406051131651 in words is "four hundred six billion, fifty-one million, one hundred thirty-one thousand, six hundred fifty-one".